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A partly full paint can has 0.61 U.S. gallons of paint left in it.
a) What is the volume of the paint in cubic meters?
b) If all the remaining paint is used to coat a wall equally (wall area = 10 m2), how thick is the layer of wet paint? Give your answer in meters.
A hollow sphere is rolling along a horizontal floor at 7.0 m/s when it comes to a 39^circ incline. How far does it go up the incline before coming to a stop and roll back down.
A block of mass m slides at velocity vo across ahorizontal frictionless surface toward a large curved movable rampof mass 3m as shown in Figure 1. The ramp, initially at rest, alsocan move without friction and has a smooth circular frictionlessfac..
An object starts from rest at the origin and moves along the x axis with a constant acceleration of 4 m/s2 . Its average velocity as it goes from x =2m to x = 8m is:
you need to store 25J of energy in the magnetic field of a solenoid. The solenoid hass 100 circular turns of diameter 5.0cm, What is the energy density inside the solenoid
A pitcher pitches a baseball of mass 0.20 kg. The baseball arrives at home plate with a speed of 40 m/s and is batted directly back to the pitcher (horizontally) with a return speed of 50 m/s. find the magnitude of the average force of the bat on ..
an insulated beaker with negligible mass contains liquid water with a mass of 0.215 kg and a temperature of 66.8 c. how
Two charges of equal magnitude exert an attractive force of 7.5×10-4 N on each other. If the magnitude of each charge is +2.4? C, how far apart are the charges
The image of a very distant car is located 18 cm behind a convex mirror. What is the radius of curvature of the mirror
q.water flows over a dam at the rate of 670 and falls vertically 78 before striking the turbine blades.estimate the
a freezer with a coefficient of performance of 3.88 is used to convert 1.75 kg of water to ice in one hour. how much electrical energy does the freezer use during this hour of operation
When the block is at maximum displacement, in what form is the mechanical energy andhow is that form of energy related to the spring constant and the amplitude?
Find the temperature rise of the bullet assuming the impact occurs so rapidly that the impact process can be considered to be adiabatic. For lead, use fu = 0.0130(T) in Btu/lbm, where T is in °F or R.
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